JPS5992361A - 容量型センサのリニアライズ回路 - Google Patents

容量型センサのリニアライズ回路

Info

Publication number
JPS5992361A
JPS5992361A JP58195105A JP19510583A JPS5992361A JP S5992361 A JPS5992361 A JP S5992361A JP 58195105 A JP58195105 A JP 58195105A JP 19510583 A JP19510583 A JP 19510583A JP S5992361 A JPS5992361 A JP S5992361A
Authority
JP
Japan
Prior art keywords
multivibrator
circuit
type sensor
sensor
capacity type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP58195105A
Other languages
English (en)
Japanese (ja)
Inventor
エルハルト・レ−ル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell GmbH
Original Assignee
Honeywell GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6175966&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS5992361(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Honeywell GmbH filed Critical Honeywell GmbH
Publication of JPS5992361A publication Critical patent/JPS5992361A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP58195105A 1982-10-18 1983-10-18 容量型センサのリニアライズ回路 Pending JPS5992361A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823238507 DE3238507A1 (de) 1982-10-18 1982-10-18 Mess- und linearisierungsschaltung fuer einen kapazitiven messfuehler
DE32385072 1982-10-18

Publications (1)

Publication Number Publication Date
JPS5992361A true JPS5992361A (ja) 1984-05-28

Family

ID=6175966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58195105A Pending JPS5992361A (ja) 1982-10-18 1983-10-18 容量型センサのリニアライズ回路

Country Status (5)

Country Link
US (1) US4563634A (de)
EP (1) EP0106345B1 (de)
JP (1) JPS5992361A (de)
CA (1) CA1208931A (de)
DE (2) DE3238507A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3500839A1 (de) * 1985-01-12 1986-07-17 Steinecker Elektronik GmbH, 6052 Mühlheim Messgeraet zur messung der relativen feuchte
US4816748A (en) * 1986-08-28 1989-03-28 Nippon Mining Co., Ltd. Electronic thermohygrometer with square-wave pulse signal generator
GB2210693B (en) * 1987-10-02 1991-10-23 Scanflow Systems Ltd A portable moisture measuring instrument
EP0332934A3 (de) * 1988-03-14 1992-05-20 Siemens Aktiengesellschaft Anordnung zur Messung des Partialdruckes von Gasen oder Dämpfen
US5065625A (en) * 1989-05-12 1991-11-19 Tdk Corporation Humidity meter
US5274334A (en) * 1989-12-18 1993-12-28 Honeywell Inc. Calibrated physical parameter value measurement system
US5166560A (en) * 1991-08-02 1992-11-24 Bell Communications Research, Inc. Voltage-controlled variable capacitor
JP2536226Y2 (ja) * 1991-12-13 1997-05-21 ティーディーケイ株式会社 湿度センサ
DE4226137A1 (de) * 1992-08-07 1994-02-10 Honeywell Regelsysteme Gmbh Schaltungsanordnung zur Auswertung des Signales eines kapazitiven Meßwertfühlers
DE4418176A1 (de) * 1994-05-25 1996-02-15 Thomson Brandt Gmbh Meßeinrichtung mit linearer bzw. digitaler Meßwertsignalausgabe für Meßobjekte nichtlinearer Meßwertänderungscharakteristik
DE4445535A1 (de) * 1994-12-20 1996-06-27 Tr Elektronic Gmbh Optischer Sensor zur berührungslosen Abstandserfassung
ATE239224T1 (de) * 1995-06-30 2003-05-15 Klaus Zuechner Messeinrichtung und verfahren zur bestimmung des wassergehaltes in einem gas
US5757195A (en) * 1996-07-19 1998-05-26 Honeywell Inc. Humidity sensing circuit
GB9704064D0 (en) * 1997-02-27 1997-04-16 Aromascan Plc Electronic circuits
US6556417B2 (en) * 1998-03-10 2003-04-29 Mcintosh Robert B. Method to construct variable-area capacitive transducers
US6151967A (en) * 1998-03-10 2000-11-28 Horizon Technology Group Wide dynamic range capacitive transducer
DE19924284B4 (de) * 1998-05-30 2004-12-09 Christoph Nailis Verfahren zur Messung eines Luft-Brennstoff-Verhältnisses in einem Brennraum
WO2006002301A1 (en) 2004-06-21 2006-01-05 Kele, Inc. Measuring the capacitance of a capacitive sensor with a microprocessor
DE102007042500B4 (de) * 2007-09-07 2022-05-05 Innovative Sensor Technology Ist Ag Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546612A (en) * 1968-09-16 1970-12-08 Barber Colman Co Non-linear condition sensor and compensating amplifier therefor
SU404022A1 (de) * 1972-04-17 1973-10-26 Ленинградский ордена Ленина политехнический институт М. И. Калинина
DE2362219A1 (de) * 1973-12-14 1975-06-19 Kleeberg Hans Joachim Funktions-konverter zur linearisierung von radiometrischen feuchte und dichtemessungen
US4093915A (en) * 1976-01-12 1978-06-06 Setra Systems, Inc. Capacitance measuring system
US4387601A (en) * 1980-07-01 1983-06-14 Hokushin Electric Works, Ltd. Capacitance type displacement conversion device

Also Published As

Publication number Publication date
EP0106345B1 (de) 1986-12-30
EP0106345A2 (de) 1984-04-25
DE3368767D1 (en) 1987-02-05
CA1208931A (en) 1986-08-05
EP0106345A3 (en) 1985-03-20
US4563634A (en) 1986-01-07
DE3238507A1 (de) 1984-04-19

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